From 31ef2f9a2ef8273d53e037072926f59d92c712f3 Mon Sep 17 00:00:00 2001
From: "Justin Clark-Casey (justincc)" <jjustincc@googlemail.com>
Date: Mon, 10 Oct 2011 22:17:29 +0100
Subject: [PATCH] Provide a way to turn the MonitorModule on and off

Default is currently on since this is the historical setting
---
 .../Framework/Monitoring/MonitorModule.cs     | 52 +++++++++++++------
 bin/OpenSimDefaults.ini                       |  5 ++
 2 files changed, 41 insertions(+), 16 deletions(-)

diff --git a/OpenSim/Region/CoreModules/Framework/Monitoring/MonitorModule.cs b/OpenSim/Region/CoreModules/Framework/Monitoring/MonitorModule.cs
index 09095c2445..057ed6f20e 100644
--- a/OpenSim/Region/CoreModules/Framework/Monitoring/MonitorModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/Monitoring/MonitorModule.cs
@@ -41,16 +41,48 @@ namespace OpenSim.Region.CoreModules.Framework.Monitoring
 {
     public class MonitorModule : IRegionModule 
     {
+        /// <summary>
+        /// Is this module enabled?
+        /// </summary>
+        public bool Enabled { get; private set; }
+
         private Scene m_scene;
         private readonly List<IMonitor> m_monitors = new List<IMonitor>();
         private readonly List<IAlert> m_alerts = new List<IAlert>();
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
+        #region Implementation of IRegionModule
+
+        public MonitorModule()
+        {
+            Enabled = true;
+        }
+
+        public void Initialise(Scene scene, IConfigSource source)
+        {
+            IConfig cnfg = source.Configs["Monitoring"];
+
+            if (cnfg != null)
+                Enabled = cnfg.GetBoolean("Enabled", true);
+            
+            if (!Enabled)
+                return;
+
+            m_scene = scene;
+
+            m_scene.AddCommand(this, "monitor report",
+                               "monitor report",
+                               "Returns a variety of statistics about the current region and/or simulator",
+                               DebugMonitors);
+
+            MainServer.Instance.AddHTTPHandler("/monitorstats/" + m_scene.RegionInfo.RegionID, StatsPage);
+        }
+
         public void DebugMonitors(string module, string[] args)
         {
             foreach (IMonitor monitor in m_monitors)
             {
-                m_log.Info("[MonitorModule] " + m_scene.RegionInfo.RegionName + " reports " + monitor.GetName() + " = " + monitor.GetFriendlyValue());
+                m_log.Info("[MonitorModule]: " + m_scene.RegionInfo.RegionName + " reports " + monitor.GetName() + " = " + monitor.GetFriendlyValue());
             }
         }
 
@@ -62,20 +94,6 @@ namespace OpenSim.Region.CoreModules.Framework.Monitoring
             }
         }
 
-        #region Implementation of IRegionModule
-
-        public void Initialise(Scene scene, IConfigSource source)
-        {
-            m_scene = scene;
-
-            m_scene.AddCommand(this, "monitor report",
-                               "monitor report",
-                               "Returns a variety of statistics about the current region and/or simulator",
-                               DebugMonitors);
-
-            MainServer.Instance.AddHTTPHandler("/monitorstats/" + m_scene.RegionInfo.RegionID, StatsPage);
-        }
-
         public Hashtable StatsPage(Hashtable request)
         {
             // If request was for a specific monitor
@@ -133,6 +151,9 @@ namespace OpenSim.Region.CoreModules.Framework.Monitoring
 
         public void PostInitialise()
         {
+            if (!Enabled)
+                return;
+
             m_monitors.Add(new AgentCountMonitor(m_scene));
             m_monitors.Add(new ChildAgentCountMonitor(m_scene));
             m_monitors.Add(new GCMemoryMonitor());
@@ -161,7 +182,6 @@ namespace OpenSim.Region.CoreModules.Framework.Monitoring
 
         public void Close()
         {
-            
         }
 
         public string Name
diff --git a/bin/OpenSimDefaults.ini b/bin/OpenSimDefaults.ini
index 48aa0ad4d7..128e9702dd 100644
--- a/bin/OpenSimDefaults.ini
+++ b/bin/OpenSimDefaults.ini
@@ -1400,6 +1400,11 @@
      RootReprioritizationDistance = 10.0
      ChildReprioritizationDistance = 20.0
 
+[Monitoring]
+    ; Enable region monitoring
+    ; If true, this will print out an error if more than a minute has passed since the last simulator frame
+    ; Also is another source of region statistics provided via the regionstats URL
+    Enabled = true
 
 ; View region statistics via a web page
 ; See http://opensimulator.org/wiki/FAQ#Region_Statistics_on_a_Web_Page